In this paper we propose a simple extension to the panel case of the covariate-augmented Dickey Fuller (CADF) test for unit roots developed in Hansen (1995). The extension we propose is based on a p-values combination approach that takes into account cross-section dependence. We show that the...

In this paper we estimate the Italian NAIRU using annual data for the period 1951-1996. We find evidence consistent with aggregate wage setting in Italy depending only on the rate of unemployment prevailing in the Northern and Central areas of the country. There is evidence supporting the...